2002 Nissan-Datsun Sentra SE-R, AutomaticFACTORY OEM SERVICE PROCEDURE

AV Communication Line Check

WARNING: This page is about a different car, the 2004 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK AV SWITCH CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect display unit connector and AV switch connector.
    3. Check continuity between display unit and AV switch.
      Fig 1: Checking Continuity Between Display Unit & AV Switch
      G03496273Courtesy of NISSAN MOTOR CO., U.S.A.
      DISPLAY UNIT AND AV SWITCH TERMINALS CONTINUITY SPECIFICATIONS

      Terminals Continuity
      Display unit AV switch
      Connector Terminal (Wire color) Connector Terminal (Wire color)
      M93 11 (L) M98 6(L) Yes
      13(R) 8(R)
      12 7
    4. Check continuity between display unit and ground.
    DISPLAY UNIT AND GROUND TERMINALS CONTINUITY SPECIFICATIONS

    Terminals Continuity
    Connector Terminal (Wire color) Terminal
    M93 11 (L) Ground No
    13(R)

    OK or NG

    1. OK: GO TO 2.
    2. NG: Replace harness.
  2. CHECK AV COMMUNICATION SIGNAL 
    1. Connect display unit connector and AV switch connector.
    2. Turn ignition switch ON.
    3. Check the signal between display unit harness connector M93 terminals 11 (L), 13 (R) and ground with CONSULT-II or oscilloscope.
    1. 11 (L), 13 (R) - Ground: Refer to "TERMINALS AND REFERENCE VALUE FOR DISPLAY UNIT  ".

    OK or NG

    1. OK: Replace AV switch. Refer to REMOVAL AND INSTALLATION FOR AV SWITCH .
    2. NG: Replace display unit. Refer to CENTER STACK ASSEMBLY .
    Fig 2: Checking Signal Between Display Unit Harness Connector Terminals & Ground With CONSULT-II Or Oscilloscope
    G03496274Courtesy of NISSAN MOTOR CO., U.S.A.
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